Checkly and Bugsnag are often evaluated together by teams building out their reliability stack. Checkly (api and e2e monitoring for developer teams, founded 2018) is typically a fit for Backend Developers, DevOps Teams, and QA Engineers, while Bugsnag (error monitoring with stability scoring, built mainly around mobile and web apps, founded 2013) leans toward Mobile Engineers, Frontend Teams, and Release Managers. Both cover 7 of the same core capabilities, so the decision usually comes down to where they diverge.
API and E2E monitoring for developer teams
Pricing: Hobby (Free), Starter $24/mo, Team $64/mo (100k API, 12k Browser runs)
Founded: 2018
Best for: Backend Developers, DevOps Teams, QA Engineers
Error monitoring with stability scoring, built mainly around mobile and web apps
Pricing: Free tier (7,500 events/mo), Team from ~$22/mo
Founded: 2013
Best for: Mobile Engineers, Frontend Teams, Release Managers
| Feature | Checkly | Bugsnag |
|---|---|---|
| Synthetic Monitoring | ||
| Real User Monitoring | ||
| API & Browser Testing | ||
| Self-Healing Tests | ||
| AI-Powered | ||
| Uptime Monitoring | ||
| Alerting | ||
| Slack Integration | ||
| CI/CD Integration | ||
| Multi-Location Checks | ||
| SSL Monitoring | ||
| Status Page | ||
| Open Source | ||
| On-Premise / Self-Host | ||
| Free Tier | ||
| API Access | ||
| Dashboards | ||
| Incident Management |
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On capability breadth, Checkly pulls ahead here: it uniquely offers Synthetic Monitoring, API & Browser Testing, Uptime Monitoring, and Multi-Location Checks, among others. Choose Checkly if those matter to your workflow; Bugsnag (Free tier (7,500 events/mo), Team from ~$22/mo) remains a solid option if Real User Monitoring and On-Premise / Self-Host is what you need.
Checkly is api and e2e monitoring for developer teams, while Bugsnag is error monitoring with stability scoring, built mainly around mobile and web apps. Checkly adds Synthetic Monitoring, API & Browser Testing, and Uptime Monitoring on top of the shared feature set. Bugsnag brings Real User Monitoring and On-Premise / Self-Host that Checkly does not.
Checkly pricing: Hobby (Free), Starter $24/mo, Team $64/mo (100k API, 12k Browser runs). Bugsnag pricing: Free tier (7,500 events/mo), Team from ~$22/mo. Evaluate against your check volume and team size; entry pricing rarely reflects total cost at scale.
Checkly is designed with Backend Developers, DevOps Teams, and QA Engineers in mind, whereas Bugsnag targets Mobile Engineers, Frontend Teams, and Release Managers. If your team matches the former profile, Checkly is usually the closer fit.
No. It does a different job. Error trackers tell you an exception fired. They can't see the failures that never throw: a checkout that silently breaks, an expired SSL certificate, a page that returns 200 and renders blank. ObserveOne monitors those user-facing journeys in production; teams run it alongside an error tracker, not instead of one.
Error trackers tell you an exception fired. They can't see the failures that never throw: a checkout that silently breaks, an expired SSL certificate, a page that returns 200 and renders blank. ObserveOne monitors those user-facing journeys in production; teams run it alongside an error tracker, not instead of one. The free tier covers enough to try it on one critical journey.
Each tool has its own alternatives page too, not just this matchup.